package chapte04.Example15_17;
class Animal {
    void  shout (){
        System.out.println("喵....");
    }
}
class Dog extends Animal {
    public void shout() {
        System.out.println("王...");
    }
    public void eat(){
        System.out.println("吃骨头");
    }
}
public class Example15 {
    public static void main(String[] args) {
        Dog dog = new Dog();
        Animal an = dog;
        an.shout();
       // an.eat();.

    }
}
